Home / 1,995,903.90-2,754,348.48-1,078,133.06

Finding the Fourth Proportional to 1,995,903.90, 2,754,348.48 and 1,078,133.06

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Solution

The fourth proportional to 1,995,903.90, 2,754,348.48 and 1,078,133.06 is: 1,487,824.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,903.90 : 2,754,348.48 = 1,078,133.06 : x
  2. Step 2: Convert to fraction form
    1,995,903.90/2,754,348.48 = 1,078,133.06/x
  3. Step 3: Cross multiply
    1,995,903.90x = 2,754,348.48 × 1,078,133.06
  4. Step 4: Simplify right side
    1,995,903.90x = 2,969,554,141,277.01
  5. Step 5: Solve for x
    x = 2,969,554,141,277.01/1,995,903.90
  6. Step 6: Final answer
    x = 1,487,824.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.